Chapter 13. Hardware and Network Troubleshooting
In Chapter 1, you learned the CompTIA A+ certification six-step troubleshooting theory. In Chapters 2-12, you’ve learned about the many hardware components that make up computers and their peripherals, printers, networks, and mobile devices. In this chapter, you learn specific troubleshooting methods for computers, peripherals, printers, mobile devices, and networks.
Before performing the diagnostic tests in this chapter, be sure to read and follow the precautions against ESD covered in Chapter 17, “Operational Procedures.” If you need to remove or install internal components in a device, make sure AC power is disconnected. Remove the battery from a laptop.
220-901: Objective 4.1 Given a scenario, ...
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